CN104730393B - Platform area line loss per unit detection method and detection system - Google Patents
Platform area line loss per unit detection method and detection system Download PDFInfo
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Abstract
The present invention discloses a kind of area's line loss per unit detection method, comprising: becomes the connection relationship of transformer and low-voltage customer, the low-voltage customer in determining table area according to public affairs in distribution network systems；Obtain the electricity consumption of the low-voltage customer in platform area；According to the low pressure electricity sales amount in the electricity consumption determining table area of the low-voltage customer in platform area；The public of determining table area becomes power supply volume；In the case where meeting preset condition, become power supply volume, the line loss per unit in determining table area using the low pressure electricity sales amount in platform area and the public of platform area.Disclosed by the invention area's line loss per unit detection method in monitor station area during line loss per unit, can accurately determine the low-voltage customer in platform area, therefore be capable of the line loss per unit in accurate monitor station area.The invention also discloses a kind of area's line loss rate detecting systems.
Description
Technical field
The invention belongs to power consumption management technical field more particularly to platform area line loss per unit detection methods and detection system.
Background technique
Line loss per unit is an important integrated technology economic indicator of electric power enterprise, reflects the integrated management of electric power enterprise
It is horizontal.Meanwhile electric power enterprise can carry out electrical management according to platform area line loss per unit.
But the detection now for platform area line loss per unit has that accuracy is low, this will lead to electric power enterprise can not
Effective electrical management is carried out, can be had an adverse effect to operation of power networks.Therefore, how platform area line loss per unit is accurately examined
It surveys, is those skilled in the art's urgent problem to be solved.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of area's line loss per unit detection method and detection system, it can be right
Platform area line loss per unit is accurately detected.
To achieve the above object, the invention provides the following technical scheme:
The present invention discloses a kind of area's line loss per unit detection method, comprising:
Become the connection relationship of transformer and low-voltage customer, the low-voltage customer in determining table area according to public affairs in distribution network systems；
Obtain the electricity consumption of the low-voltage customer in described area；
The low pressure electricity sales amount in described area is determined according to the electricity consumption of the low-voltage customer in described area；
Determine that the public of described area becomes power supply volume；
In the case where meeting preset condition, powered using the public change of the low pressure electricity sales amount and described area in described area
Amount, determines the line loss per unit in described area.
Preferably, in the case where in described area comprising generating electricity by natural energy system, determine that public become in described area supplies
Electricity, comprising:
Determine the public power supply volume for becoming transformer in described area；
Determine the generated energy of the generating electricity by natural energy system；
Calculate in described area the generated energy of the public power supply volume for becoming transformer and the generating electricity by natural energy system and, count
Obtain and value is that the public of described area becomes power supply volume.
Preferably, in the case where described area includes virtual low-voltage customer, the electricity consumption of the virtual low-voltage customer is obtained
Amount, comprising:
Obtain the electricity consumption of an electrical equipment of the virtual low-voltage customer；
The electricity consumption and electricity consumption in the virtual low-voltage customer for calculating an electrical equipment of the virtual low-voltage customer are set
The product of standby sum, the product being calculated are the electricity consumption of the virtual low-voltage customer；
Wherein, the virtual low-voltage customer includes that multiple types are identical and the identical electrical equipment of operating status.
Preferably, the preset condition includes: that the low-voltage customer acquisition coverage rate in described area reaches default value；
Wherein, the low-voltage customer in described area acquires coverage rate are as follows: the low-voltage customer of electricity consumption is got in described area
Quantity and the ratio of the sum of described area mesolow user.
Preferably, after the line loss per unit for determining described area, further includes:
If the public power supply volume that becomes in described area is zero, and the low pressure electricity sales amount in described area is less than 50 kilowatt hours, then really
Fixed described area is light condition；
If the public power supply volume that becomes in described area is greater than zero and is less than the 50% of working capacity, while the line loss in described area
Electricity is less than the 20% of the working capacity, it is determined that described area is light condition.
Invention additionally discloses a kind of area's line loss rate detecting systems, comprising:
Low-voltage customer determination unit, for being determined according to the connection relationship for becoming transformer and low-voltage customer public in distribution network systems
Low-voltage customer in platform area；
Electricity consumption acquiring unit, for obtaining the electricity consumption of the low-voltage customer in described area；
Low pressure electricity sales amount determination unit, for determining described area according to the electricity consumption of the low-voltage customer in described area
Low pressure electricity sales amount；
Public affairs become power supply volume determination unit, for determining that the public of described area becomes power supply volume；
First processing units, low pressure electricity sales amount and institute in the case where meeting preset condition, using described area
The public of the area Shu Tai becomes power supply volume, determines the line loss per unit in described area.
Preferably, in the case where in described area comprising generating electricity by natural energy system, above-mentioned area's line loss per unit detection system
In system, the public power supply volume determination unit that becomes includes:
Power supply volume determines subelement, for determining the public power supply volume for becoming transformer in described area；
Generated energy determines subelement, for determining the generated energy of the generating electricity by natural energy system；
First computation subunit, for calculating the public power supply volume and the generating electricity by natural energy for becoming transformer in described area
The sum of the generated energy of system, be calculated and value are that the public of described area becomes power supply volume.
Preferably, in the case where described area includes virtual low-voltage customer, in above-mentioned area's line loss rate detecting system, institute
Stating electricity consumption acquiring unit includes:
Electricity consumption obtains subelement, the electricity consumption of an electrical equipment for obtaining the virtual low-voltage customer；
Second computation subunit, for calculate the virtual low-voltage customer an electrical equipment electricity consumption and the void
The product of the sum of electrical equipment in quasi- low-voltage customer, the product being calculated are the electricity consumption of the virtual low-voltage customer；
Wherein, the virtual low-voltage customer includes that multiple types are identical and the identical electrical equipment of operating status.
Preferably, in above-mentioned area's line loss rate detecting system, first processing units are used for the low-voltage customer in described area
In the case that acquisition coverage rate reaches default value, powered using the public change of the low pressure electricity sales amount and described area in described area
Amount, determines the line loss per unit in described area；
Wherein, the low-voltage customer in described area acquires coverage rate are as follows: the low-voltage customer of electricity consumption is got in described area
Quantity and the ratio of the sum of described area mesolow user.
Preferably, above-mentioned area's line loss rate detecting system further includes the second processing unit；
After the line loss per unit that the first processing units determine described area, if described area it is public become power supply volume into
Zero, and the low pressure electricity sales amount in described area less than 50 kilowatt hours, then described the second processing unit determines described area for underloading shape
State；
After the line loss per unit that the first processing units determine described area, if the public change power supply volume in described area is big
In zero and being less than the 50% of working capacity, while the line loss electricity in described area is less than the 20% of the working capacity, then described
The second processing unit determines that described area is light condition.
It can be seen that the invention has the benefit that disclosed by the invention area's line loss per unit detection method, according to distribution system
The public connection relationship for becoming transformer and low-voltage customer, can accurately determine the low-voltage customer in platform area, obtain platform later in system
The electricity consumption of low-voltage customer in area and the low pressure electricity sales amount for determining therefrom that platform area, the public of determining table area become power supply volume, Zhi Houli
Low pressure electricity sales amount and the public line loss per unit for becoming power supply volume determining table area with platform area.Due to during monitor station area line loss per unit,
The low-voltage customer in platform area can be accurately determined, therefore is capable of the line loss per unit in accurate monitor station area.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the flow chart of a kind of area disclosed by the invention line loss per unit detection method；
Fig. 2 is the flow chart of another platform area disclosed by the invention line loss per unit detection method；
Fig. 3 is the structural schematic diagram of a kind of area's line loss rate detecting system disclosed by the invention；
Fig. 4 is a kind of public structural schematic diagram for becoming power supply volume determination unit；
Fig. 5 is a kind of structural schematic diagram of electricity consumption acquiring unit；
Fig. 6 is the structural schematic diagram of another platform area disclosed by the invention line loss rate detecting system.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention discloses a kind of area's line loss per unit detection method, can accurately be detected to platform area line loss per unit.
Referring to Fig. 1, Fig. 1 is the flow chart of a kind of area disclosed by the invention line loss per unit detection method.This method comprises:
Step S11: become the connection relationship of transformer and low-voltage customer, the low pressure in determining table area according to public affairs in distribution network systems
User.
In the power system, platform area refers to: the one or more public supply district for becoming transformer or region.At present
There are distribution network systems and marketing system in electric system leads to the platform area of distribution network systems since there are the nonstandard problems of work
The user for including is different from the user that the platform area of marketing system includes, will when marketing system carries out line loss per unit detection to platform area
There is deviation.
Such as: in distribution network systems, user A, user B are connect with the public transformer that becomes in First area, that is to say, that
User A and user B belong to First area, and in marketing system, user A and user B are subdivided into second area, then marketing
For system in the line loss per unit detection process for carrying out First area and second area, the low pressure electricity sales amount in First area will be than reality
Electricity is higher, causes the line loss per unit in First area more relatively low than actual value, or even negative occur, and the low pressure electricity sales amount in second area
Can be more relatively low than practical electricity, cause the line loss per unit in second area more higher than actual value, the line loss per unit detection in the area Liang Getai can all go out
Existing deviation.
Disclosed by the invention area's line loss per unit detection method, has broken in electric system between distribution network systems and marketing system
Data barrier, platform area line loss rate detecting system is according to the connection relationship for becoming transformer and low-voltage customer public in distribution network systems, really
Low-voltage customer in the area Ding Tai.In distribution network systems, the physical connection that public affairs become between transformer and low-voltage customer be it is fixed, because
This being capable of the accurate low-voltage customer obtained in determining table area according to the public connection relationship for becoming transformer and low-voltage customer.
What needs to be explained here is that the public transformer that becomes can be box type transformer or pole type transformer.
Step S12: the electricity consumption of the low-voltage customer in platform area is obtained.
The low-voltage customer in platform area has been determined in step s 11, the electricity consumption of each user can be obtained later.Wherein,
The electricity consumption of low-voltage customer can be reported automatically by intelligent terminal, can also be by reporting after manually acquiring.
Step S13: according to the low pressure electricity sales amount in the electricity consumption determining table area of the low-voltage customer in platform area.
The summation of the electricity consumption of each low-voltage customer in the low pressure electricity sales amount in platform area namely this area, according to step S12
In the electricity consumption of low-voltage customer that gets, so that it may the low pressure electricity sales amount in determining table area.
Step S14: the public of determining table area becomes power supply volume.
The public power supply volume that becomes in platform area is that all public affairs become the summation of the power supply volume of transformer in this area.
Step S15: in the case where meeting preset condition, become power supply using the low pressure electricity sales amount in platform area and the public of platform area
Amount, the line loss per unit in determining table area.
In the case where meeting preset condition, the line loss per unit in 1 determining table area of formula is utilized:
C=(P-P1)/P*100%.(formula 1)
Wherein, C is the line loss per unit in platform area, and P is that the public of platform area becomes power supply volume, and P1 is the low pressure electricity sales amount in platform area.
Disclosed by the invention area's line loss per unit detection method, according to the company for becoming transformer and low-voltage customer public in distribution network systems
Relationship is connect, the low-voltage customer in platform area can be accurately determined, obtains the electricity consumption and accordingly of the low-voltage customer in platform area later
The low pressure electricity sales amount in determining table area, the public of determining table area become power supply volume, become power supply using the low pressure electricity sales amount and public affairs in platform area later
Measure the line loss per unit in determining table area.It is used since the low pressure in platform area during monitor station area line loss per unit, can be accurately determined
Family, therefore it is capable of the line loss per unit in accurate monitor station area.
Now, distributed generation system is applied in a certain range, if in platform area including natural energy resources
Electricity generation system, such as wind generator system and solar power system, then during the public change power supply volume in determining table area,
It needs in view of the generating electricity by natural energy system in platform area.
It is specific:
In the case where including generating electricity by natural energy system in platform area, the public power supply volume that becomes in determining table area comprises determining that platform
Qu Zhonggong becomes the power supply volume of transformer, determines the generated energy of generating electricity by natural energy system, calculates the power supply volume of transformer in platform area
With the generated energy of generating electricity by natural energy system and, it is being calculated and the area Zhi Weitai public to become power supply volume.
Based on aforesaid way, in the case where platform area includes generating electricity by natural energy system, it is capable of accurate determining table area
Public affairs become power supply volume, to avoid because the public change power supply volume in platform area deviation occurs and line loss per unit is caused deviation occur.
Certainly, if not set generating electricity by natural energy system in platform area, it is only necessary to using the public power supply volume for becoming transformer as
The public of platform area becomes power supply volume.
In addition, being also possible that virtual low-voltage customer in platform area.What needs to be explained here is that virtual low-voltage customer is opposite
For domestic consumer or enterprise customer, virtual low-voltage customer includes that multiple types are identical and the identical use of operating status
Electric equipment.
Such as: the street lamp of certain a street is used as a virtual low-voltage customer, these street lamps in the power system in platform area
Type it is identical, and operating status is identical (opening simultaneously, simultaneously close off), thus the power consumption of each street lamp be it is identical or
Deviation very little, can be as a virtual low-voltage customer.
Such as: multiple cameras are provided in platform area in a certain region, the type of these cameras is identical, and operating status
Identical (opening simultaneously, simultaneously close off), therefore, the power consumption of these cameras is identical or deviation very little, can be made
For a virtual low-voltage customer.
In the case where including virtual low-voltage customer in platform area, the electricity consumption of virtual low-voltage customer is obtained, comprising: obtain empty
The electricity consumption of one electrical equipment of quasi- low-voltage customer, calculate later the electricity consumption of an electrical equipment of virtual low-voltage customer with
The product of the sum of electrical equipment in the virtual low-voltage customer, the product being calculated are the electricity consumption of the virtual low-voltage customer.
Based on aforesaid way, it is only necessary to configure ammeter for an electrical equipment in virtual low-voltage customer, so that it may determine
The electricity consumption of virtual low-voltage customer can reduce system cost without being respectively each electrical equipment configuration ammeter.
Referring to fig. 2, Fig. 2 is the flow chart of another platform area disclosed by the invention line loss per unit detection method.This method comprises:
Step S21: become the connection relationship of transformer and low-voltage customer, the low pressure in determining table area according to public affairs in distribution network systems
User.
Step S22: the electricity consumption of the low-voltage customer in platform area is obtained.
Step S23: according to the low pressure electricity sales amount in the electricity consumption determining table area of the low-voltage customer in platform area.
Step S24: the public of determining table area becomes power supply volume.
Step S25: in the case where the low-voltage customer in platform area acquisition coverage rate reaches default value, the low pressure in platform area is utilized
Electricity sales amount and the public of platform area become power supply volume, the line loss per unit in determining table area.
Wherein, the low-voltage customer in platform area acquires coverage rate are as follows: got in platform area the quantity of the low-voltage customer of electricity consumption with
The ratio of the sum of platform area mesolow user.That is, preset condition is configured as the low-voltage customer acquisition coverage rate in platform area
Reach default value.
In implementation, which is configurable to 95%.
If the low-voltage customer acquisition coverage rate in platform area is not up to default value, the low pressure electricity sales amount in this area will
There is deviation, in this case, this area is labeled as to calculate.Coverage rate only, which is acquired, in user reaches default value
In the case of, just execute the step of calculating line loss per unit.
In addition, after the line loss per unit in determining table area, may be used also in Fig. 1 and shown in Fig. 2 area's line loss per unit detection method
Following steps are arranged:
If the public power supply volume that becomes in platform area is the low pressure electricity sales amount in the area zero, Qie Gaitai less than 50 kilowatt hours, it is determined that this
Area is light condition；
If the public power supply volume that becomes in platform area is greater than zero and is less than the 50% of working capacity, while the line loss electricity in this area is small
In the 20% of working capacity, it is determined that this area is light condition.
Invention additionally discloses a kind of area's line loss rate detecting system, which is capable of the line loss per unit in accurate monitor station area.
Referring to Fig. 3, Fig. 3 is the structural schematic diagram of a kind of area's line loss rate detecting system disclosed by the invention.The system packet
Low-voltage customer determination unit 100, electricity consumption acquiring unit 200, low pressure electricity sales amount determination unit 300, the public power supply volume that becomes is included to determine
Unit 400 and first processing units 500.
Wherein:
Low-voltage customer determination unit 100, for according to the connection relationship for becoming transformer and low-voltage customer public in distribution network systems
Low-voltage customer in determining table area.
Electricity consumption acquiring unit 200, for obtaining the electricity consumption of the low-voltage customer in platform area.
Low pressure electricity sales amount determination unit 300, for the low pressure according to the electricity consumption determining table area of the low-voltage customer in platform area
Electricity sales amount.
Public affairs become power supply volume determination unit 400, and public for determining table area becomes power supply volume.
First processing units 500, for utilizing the low pressure electricity sales amount and Tai Qu in platform area in the case where meeting preset condition
Public become power supply volume, the line loss per unit in determining table area.
Disclosed by the invention area's line loss rate detecting system, according to the company for becoming transformer and low-voltage customer public in distribution network systems
Relationship is connect, the low-voltage customer in platform area can be accurately determined, obtains the electricity consumption and accordingly of the low-voltage customer in platform area later
The low pressure electricity sales amount in determining table area, the public of determining table area become power supply volume, become power supply using the low pressure electricity sales amount and public affairs in platform area later
Measure the line loss per unit in determining table area.Disclosed by the invention area's line loss rate detecting system, energy during line loss per unit in monitor station area
The low-voltage customer in platform area is enough accurately determined, therefore is capable of the line loss per unit in accurate monitor station area.
In implementation, in the case where in platform area comprising generating electricity by natural energy system, public affairs become the knot of power supply volume determination unit 400
Structure is as shown in Figure 4, comprising:
Power supply volume determines subelement 401, for the power supply volume for becoming transformer public in determining table area；
Generated energy determines subelement 402, for determining the generated energy of generating electricity by natural energy system；
First computation subunit 403, for calculating the public power supply volume for becoming transformer and generating electricity by natural energy system in platform area
Generated energy sum, it is being calculated and the area Zhi Weitai public to become power supply volume.
In implementation, in the case where platform area includes virtual low-voltage customer, the structure of electricity consumption acquiring unit 200 such as Fig. 5 institute
Show, comprising:
Electricity consumption obtains subelement 201, the electricity consumption of an electrical equipment for obtaining virtual low-voltage customer.
Second computation subunit 202, for calculate virtual low-voltage customer an electrical equipment electricity consumption with it is virtual low
The product of the sum of electrical equipment in user is pressed, the product being calculated is the electricity consumption of virtual low-voltage customer.Wherein, virtual low
Pressure user includes that multiple types are identical and the identical electrical equipment of operating status.
First processing units 500 are used to reach pre- in the low-voltage customer acquisition coverage rate in platform area as a preferred method,
If in the case where numerical value, becoming power supply volume, the line loss per unit in determining table area using the low pressure electricity sales amount in platform area and the public of platform area.Wherein,
The low-voltage customer in platform area acquires coverage rate are as follows: quantity and the platform area mesolow user of the low-voltage customer of electricity consumption are got in platform area
Sum ratio.
Invention additionally discloses another area's line loss rate detecting system, structure is as shown in fig. 6, include that low-voltage customer is true
Order member 100, electricity consumption acquiring unit 200, low pressure electricity sales amount determination unit 300, public change power supply volume determination unit 400, first
Processing unit 500 and the second processing unit 600.Here only the function of the second processing unit 600 is illustrated, other units
Connection relationship and function refer to described previously.
After the line loss per unit in 500 determining table area of first processing units, if the public power supply volume that becomes in platform area into zero, and platform area
Low pressure electricity sales amount less than 50 kilowatt hours, then 600 determining table area of the second processing unit is light condition；
After the line loss per unit in 500 determining table area of first processing units, if the public change power supply volume in platform area is greater than zero and small
In the 50% of working capacity, while the line loss electricity in platform area is less than the 20% of working capacity, then 600 determining table of the second processing unit
Area is light condition.Wherein, the line loss electricity in platform area is the public difference for becoming power supply volume and low pressure electricity sales amount in this area.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For system disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (6)
1. a kind of area's line loss per unit detection method characterized by comprising
Become the connection relationship of transformer and low-voltage customer, the low-voltage customer in determining table area according to public affairs in distribution network systems；
Obtain the electricity consumption of the low-voltage customer in described area；
The low pressure electricity sales amount in described area is determined according to the electricity consumption of the low-voltage customer in described area；
Determine that the public of described area becomes power supply volume；
In the case where meeting preset condition, become power supply volume using the low pressure electricity sales amount and described the public of area in described area, really
The line loss per unit in fixed described area, wherein the preset condition includes: that the low-voltage customer acquisition coverage rate in described area reaches default
The low-voltage customer of numerical value, described area acquires coverage rate are as follows: got in described area the quantity of the low-voltage customer of electricity consumption with
The ratio of the sum of described area mesolow user；
Wherein, in the case where in described area comprising generating electricity by natural energy system, determine that the public of described area becomes power supply volume, packet
It includes: determining the public power supply volume for becoming transformer in described area；Determine the generated energy of the generating electricity by natural energy system；Described in calculating
In platform area the public power supply volume for becoming transformer and the generated energy of the generating electricity by natural energy system and, being calculated is institute with value
The public of the area Shu Tai becomes power supply volume.
2. the method according to claim 1, wherein in the case where described area includes virtual low-voltage customer,
Obtain the electricity consumption of the virtual low-voltage customer, comprising:
Obtain the electricity consumption of an electrical equipment of the virtual low-voltage customer；
Calculate electrical equipment in the electricity consumption and the virtual low-voltage customer of an electrical equipment of the virtual low-voltage customer
The product of sum, the product being calculated are the electricity consumption of the virtual low-voltage customer；
Wherein, the virtual low-voltage customer are as follows: the low pressure of the identical electrical equipment of and operating status identical including multiple types is used
Family.
3. method according to claim 1 or 2, which is characterized in that after the line loss per unit for determining described area, also wrap
It includes:
If the public power supply volume that becomes in described area is zero, and the low pressure electricity sales amount in described area is less than 50 kilowatt hours, it is determined that institute
The area Shu Tai is light condition；
If the public power supply volume that becomes in described area is greater than zero and is less than the 50% of working capacity, while the line loss electricity in described area
Less than the 20% of the working capacity, it is determined that described area is light condition.
4. a kind of area's line loss rate detecting system characterized by comprising
Low-voltage customer determination unit, for according to the connection relationship determining table area for becoming transformer and low-voltage customer public in distribution network systems
Interior low-voltage customer；
Electricity consumption acquiring unit, for obtaining the electricity consumption of the low-voltage customer in described area；
Low pressure electricity sales amount determination unit, for determining the low pressure in described area according to the electricity consumption of the low-voltage customer in described area
Electricity sales amount；
Public affairs become power supply volume determination unit, for determining that the public of described area becomes power supply volume；
First processing units utilize the low pressure electricity sales amount in described area and described in the case where meeting preset condition
The public of area becomes power supply volume, determines the line loss per unit in described area, wherein the preset condition includes: the low-voltage customer in described area
Acquisition coverage rate reaches default value, and the low-voltage customer in described area acquires coverage rate are as follows: gets electricity consumption in described area
Low-voltage customer quantity and the ratio of the sum of described area mesolow user；
In the case where including generating electricity by natural energy system in described area, the public power supply volume determination unit that becomes includes: power supply
It measures and determines subelement, for determining the public power supply volume for becoming transformer in described area；Generated energy determines subelement, for determining
State the generated energy of generating electricity by natural energy system；First computation subunit, for calculating the public power supply for becoming transformer in described area
Amount and the generated energy of the generating electricity by natural energy system and, be calculated and value is the public affairs change power supply volume in described area.
5. system according to claim 4, which is characterized in that in the case where described area includes virtual low-voltage customer,
The electricity consumption acquiring unit includes:
Electricity consumption obtains subelement, the electricity consumption of an electrical equipment for obtaining the virtual low-voltage customer；
Second computation subunit, for calculate the virtual low-voltage customer an electrical equipment electricity consumption with it is described virtual low
The product of the sum of electrical equipment in user is pressed, the product being calculated is the electricity consumption of the virtual low-voltage customer；
Wherein, the virtual low-voltage customer are as follows: the low pressure of the identical electrical equipment of and operating status identical including multiple types is used
Family.
6. system according to claim 4 or 5, which is characterized in that further include the second processing unit；
After the line loss per unit that the first processing units determine described area, if the public power supply volume that becomes in described area into zero,
And the low pressure electricity sales amount in described area less than 50 kilowatt hours, then described the second processing unit determines that described area is light condition；
After the line loss per unit that the first processing units determine described area, if the public power supply volume that becomes in described area is greater than zero
And be less than the 50% of working capacity, while the line loss electricity in described area is less than the 20% of the working capacity, then described second
Processing unit determines that described area is light condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510154400.2A CN104730393B (en) | 2015-04-02 | 2015-04-02 | Platform area line loss per unit detection method and detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510154400.2A CN104730393B (en) | 2015-04-02 | 2015-04-02 | Platform area line loss per unit detection method and detection system |
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| CN108256559B (en) * | 2017-12-27 | 2021-05-14 | 国网河南省电力公司电力科学研究院 | Low-voltage electricity stealing user positioning method based on local outlier factor |
| CN109272249A (en) * | 2018-10-11 | 2019-01-25 | 国网上海市电力公司 | A kind of platform area line loss defect elimination method based on platform area identifier |
| CN111553045A (en) * | 2019-01-24 | 2020-08-18 | 新奥数能科技有限公司 | Method and device for calculating line electric loss, readable medium and electronic equipment |
| CN109975607B (en) * | 2019-02-19 | 2021-08-06 | 国网江西省电力有限公司电力科学研究院 | Power distribution station area capacity identification method and device, storage medium and electronic equipment |
| CN111693795B (en) * | 2020-03-30 | 2023-07-18 | 贵州电网有限责任公司 | Intelligent ammeter-based transformer area line loss rate evaluation and abnormality judgment method |
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